Caddoan Mounds State Historic Site
Alto, Texas (Cherokee County)

Download a Park Map from TPWD

About the State Historic Site

Caddoan Mounds State Historic Site was the home of Mound Builders of Caddoan origin who lived in the region for 500 years beginning about A.D. 800. The 93.8-acre site in Cherokee County west of Nacogdoches opened to the public in June 1982. Facilities include a headquarters/interpretive center, an archeological experiment exhibit and a .7-mile interpretive trail.


The park is 6 miles southwest of Alto on State Highway 21.

The nearest major Texas cities are: Dallas, Houston

Maps for Caddoan Mounds State Historic Site

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Coordinates for GPS Users:

31.59598° Latitude    -95.15174° Longitude (WGS84/NAD83; decimal degrees)
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Tuesday–Sunday, 8:30 a.m.–4:30 p.m.


Adults: $2 Seniors (65+): $1 12 and under: free School group tours: $1 per student

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Official Contact Information

The State Historic Site is managed by the Texas Historical Commission.

Texas Historical Commission Caddoan Mounds State Historic Site
1649 State Hwy 21W
Alto, TX 75925

Telephone: (936)858-3218